Subject: Re: OFFTOPIC: MicroVax I
To: der Mouse <mouse@Rodents.Montreal.QC.CA>
From: Anders Magnusson <ragge@ludd.luth.se>
List: port-vax
Date: 02/11/1998 16:55:45
> > (On a UVAX II MOVC5, CMPCx, LOCC, SCANC, SKPC and SPANC all had to be
> > emulated, so try one of those).
> 
> You sure about that?  I thought movc5 was maybe emulated too (been
> *years* since I had occasion to care), but someone else on port-vax
> (ragge, maybe? I forget) said it was in hardware, or at least
> microcode.  And indeed, the emulation code in emulate.s and intvec.s
> (in sys/vax/vax) does not appear to contain any emulation for movc5.
> 
Correct, movc3 and movc5 are in hardware on MVII, but I think (but do
not know) that they were emulated on MVI. The others are emulated.

-- Ragge